package com.web.controller;

import com.alibaba.fastjson2.JSON;
import com.web.entity.ResponseResult;
import com.web.entity.Student;
import com.web.entity.User;
import com.web.service.StudentService;
import com.web.service.UserService;
import com.web.service.impl.StudentServiceImpl;
import com.web.service.impl.UserServiceImpl;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;

@WebServlet("/findStudents")
public class FindStudentsServlet extends HttpServlet {

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        StudentService studentService = new StudentServiceImpl();
        List<Student> students = studentService.findAllStudents();
        //封装到响应结果中
        ResponseResult result = new ResponseResult(200,"OK",students);
        //发送对象给前端
        resp.getWriter().write(JSON.toJSONString(result));
    }
}
